2022 Hyundai Ioniq Service and Repair Manual

2022 Hyundai Ioniq service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Designed for technicians and DIY owners, this manual helps you diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.

What’s included

• Step-by-step repair procedures and service information
• Specifications and reference data (where provided)
• Electrical diagnostics with wiring diagrams
• Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more

Trims covered

• Hybrid SEL Hatchback 4-Door
• Plug-In Hybrid SEL Hatchback 4-Door
• Hybrid Preferred Hatchback 4-Door
• Hybrid Limited Hatchback 4-Door
• Plug-In Hybrid Preferred Hatchback 4-Door
• GLS Premium Hatchback 4-Door
• Limited Hatchback 4-Door
• Plug-In Hybrid Ultimate Hatchback 4-Door
• Hybrid Ultimate Hatchback 4-Door
• Hybrid Essential Hatchback 4-Door
• Plug-In Hybrid SE Hatchback 4-Door
• Plug-In Hybrid Essential Hatchback 4-Door
• Hybrid Blue Hatchback 4-Door
• Plug-In Hybrid Limited Hatchback 4-Door
• Hybrid SE Hatchback 4-Door

Engines covered

• 1.6L 1580CC 96Cu. In. l4 FULL HYBRID EV-GAS (FHEV) DOHC Naturally Aspirated
• 1.6L 1580CC 96Cu. In. l4 PLUG-IN HYBRID EV-GAS (PHEV) DOHC Naturally Aspirated

Index / Table of contents

• Body
• Brakes
• Chassis Electrical
• Driveline
• Engine Cooling
• Engine Electrical
• Engine Mechanical
• Engine Performance & Emission Controls
• Fuel System
• General Information & Identification
• Heating, Ventilation, & Air Conditioning
• Hybrid & Electric Vehicle Systems
• Steering
• Suspension
• Transmission, Clutch, & Transfer Case
• Wiring Diagrams